https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14017128Edit ImageSaveSaveEditCropCustom TextSurgical instruments for trepanning. Engraving with etching by T. Jefferys.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 708 x 1200 px | 300 dpiLarge JPEG 1152 x 1953 px | 300 dpiFree DownloadSurgical instruments for trepanning. Engraving with etching by T. Jefferys.More